22781266

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 24

約数和(自身を含む): 36484560

約数和(自身を除く): 13703294

約数列:

[1, 2, 19, 38, 139, 227, 278, 361, 454, 722, 2641, 4313, 5282, 8626, 31553, 50179, 63106, 81947, 100358, 163894, 599507, 1199014, 11390633, 22781266]

約数ペア:

[(1, 22781266), (2, 11390633), (19, 1199014), (38, 599507), (139, 163894), (227, 100358), (278, 81947), (361, 63106), (454, 50179), (722, 31553), (2641, 8626), (4313, 5282)]